form_valid

<------controller tambah user ----------------->
 function tambah_user(){
        $data['name']=array(
            'id'=>'name',
            'name'=>'name',
            "style"=>'height:30px;',
            'placeholder'=>'Masukan Nama'
        );
        $data['username']=array(
            'id'=>'username',
            'name'=>'username',
            'style'=>'margin-top: -17px; height:30px;',
            'placeholder'=>'Masukan Username'
        );
        $data['password']=array(
            'id'=>'pass',
            'name'=>'password',
            'style'=>'margin-top: -19px; height:30px;',
            'placeholder'=>'Masukan Password'
        );

        $data['listactive']=array(
            NULL=>'Select',
            'active'=>'Active',
            'banned'=>'Banned'
        );

        $data['save']=array(
            'name'=>'save',
            'value'=>'save',
            'class'=>'btn btn-primary',
            'style'=>'height:35px;'

        );
        $data['header']="Selamat Datang di Halaman Tambah User";
        $data['level']=$this->am->get_access_user('blog_user','level');
        $data['menu']=$this->am->admin_modul();
        $data['content']='adminpage/tambah_user';
        $this->load->view('adminpage/admin_template',$data);
    }
<--------------------------------->

<------------------------------proses insert plus form alid----------------->
function add_user() {
        $name=$this->input->post('name');
        $user=$this->input->post('username');
        $pass=md5($this->input->post('password'));
        $level=$this->input->post('akses');
        $active=$this->input->post('active');


        $this->form_validation->set_rules('name','name','required|min_length[5]|max_length[25]|xss_clean');
        $this->form_validation->set_rules('username','username','required|min_length[5]|max_length[25]|xss_clean');
        $this->form_validation->set_rules('Password','Password','required|min_length[5]|max_length[25]|xss_clean');
        $this->form_validation->set_rules('active','active','required|min_length[5]|max_length[25]|xss_clean');

        if ($this->form_validation->run() == FALSE) {
            $this->session->set_flashdata('msg', 'Periksa Kembali Semua Data !!!');
            redirect('Admin/myadmin/tambah_user','refresh');
        }
        else {

            $cek = $this->am->look_up($user);
            if ($cek['username'] == $user ) {
                $this->session->set_flashdata('msg', 'Username tidak boleh sama !!!');
                redirect('Admin/myadmin/tambah_user','refresh');
            }
            else {
               $this->am->adduser($name,$user,$pass,$level,$active);
                $this->session->set_flashdata('msg', 'Data Telah tersimpan');
               redirect('Admin/myadmin/data_user','refresh');
            }
        }
    }
<--------------------------------------------->
<----------------view---------------->
<br>
<button class="btn btn-large btn-block btn-primary"  style="margin-bottom: 15px " type="button" onclick="history.back()">Kembali</button>
<?php
echo form_open('Admin/Admin_User/add_user');
?>
<?php  echo $this->session->flashdata('msg'); ?>
<div id="tag-name" style="font-weight:bold;">
Name:<br><br>
    Username: <br><br>
    Password : <br><br>
    Hak Akses: <br><br>
    Active :<br><br>
</div>
<div id="input-user" style="margin-left: 140px; margin-top: -201px;">
    <?php echo form_input($name); ?><br><br>
     <?php echo form_input($username); ?><br><br>
     <?php echo form_password($password); ?><br><br>
     <div class="margin-20" style="margin-top: -20px;">
     <?php echo form_dropdown('akses',$level); ?><br><br>
     </div>
     <div class="margin-19" style="margin-top: -20px;">
         <?php echo form_dropdown('active',$listactive); ?><br>
     </div>
</div>
<?php echo form_submit($save); ?>

<?php echo form_close(); ?>
<---------------------------------------------->